<div ng-controller="api4C">
    <div class = 'title'>
        {{title}}
    </div>
    <div class="container">
        <button ng-click="show()">矩阵形状</button>
        <select ng-model ='type'>
            <option value="1">1</option>
            <option value="2">2</option>
        </select>
    </div>
</div>